X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=ld%2Fconfigure.in;h=32fc5f65ad16a91b847585264d08e65ee46b6a8f;hb=4eee26817d477635365de84831d4d907e7d4ded3;hp=2443dbc949a4467c26ed849b9015a4e1d24a90e8;hpb=b9a5c27fa74ba445f8f11d833760097bc3f73e30;p=deliverable%2Fbinutils-gdb.git diff --git a/ld/configure.in b/ld/configure.in index 2443dbc949..32fc5f65ad 100644 --- a/ld/configure.in +++ b/ld/configure.in @@ -1,8 +1,14 @@ dnl Process this file with autoconf to produce a configure script dnl -AC_PREREG(2.5) +AC_PREREG(2.13) AC_INIT(ldmain.c) +AC_CANONICAL_SYSTEM + +AM_INIT_AUTOMAKE(ld, 2.9.5) + +AM_PROG_LIBTOOL + AC_ARG_ENABLE(targets, [ --enable-targets alternative target configurations], [case "${enableval}" in @@ -11,14 +17,6 @@ AC_ARG_ENABLE(targets, no) enable_targets= ;; *) enable_targets=$enableval ;; esac])dnl -AC_ARG_ENABLE(shared, -[ --enable-shared build shared BFD library], -[case "${enableval}" in - yes) shared=true ;; - no) shared=false ;; - *bfd*) shared=true ;; - *) shared=false ;; -esac])dnl AC_ARG_ENABLE(64-bit-bfd, [ --enable-64-bit-bfd 64-bit support (on hosts with narrower word sizes)], [case "${enableval}" in @@ -27,62 +25,37 @@ AC_ARG_ENABLE(64-bit-bfd, *) AC_MSG_ERROR(bad value ${enableval} for 64-bit-bfd option) ;; esac],[want64=false])dnl -AC_CONFIG_HEADER(config.h:config.in) +AM_CONFIG_HEADER(config.h:config.in) -AC_CONFIG_AUX_DIR(`cd $srcdir/..; pwd`) -AC_CANONICAL_SYSTEM if test -z "$target" ; then AC_MSG_ERROR(Unrecognized target system type; please check config.sub.) fi if test -z "$host" ; then AC_MSG_ERROR(Unrecognized host system type; please check config.sub.) fi -AC_ARG_PROGRAM # host-specific stuff: AC_PROG_CC AC_PROG_INSTALL -CY_CYGWIN32 -CY_EXEEXT + +ALL_LINGUAS= +CY_GNU_GETTEXT + +AC_EXEEXT + +AC_PROG_YACC +AM_PROG_LEX + +AM_MAINTAINER_MODE . ${srcdir}/configure.host -AC_SUBST(HLDFLAGS) -AC_SUBST(HLDENV) -AC_SUBST(RPATH_ENVVAR) AC_SUBST(HDEFINES) AC_SUBST(HOSTING_CRT0) AC_SUBST(HOSTING_LIBS) AC_SUBST(NATIVE_LIB_DIRS) -# For most hosts we can use a simple definition to pick up the BFD and -# opcodes libraries. However, if we are building shared libraries, we -# need to handle some hosts specially. -BFDLIB='-L../bfd -lbfd' -case "${host}" in -*-*-sunos*) - # On SunOS, we must link against the name we are going to install, - # not -lbfd, since SunOS does not support SONAME. - if test "${shared}" = "true"; then - BFDLIB='-L../bfd -l`echo bfd | sed '"'"'$(program_transform_name)'"'"'`' - fi - ;; -alpha*-*-osf*) - # On Alpha OSF/1, the native linker searches all the -L - # directories for any LIB.so files, and only then searches for any - # LIB.a files. That means that if there is an installed - # libbfd.so, but this build is not done with --enable-shared, the - # link will wind up being against the install libbfd.so rather - # than the newly built libbfd. To avoid this, we must explicitly - # link against libbfd.a when --enable-shared is not used. - if test "${shared}" != "true"; then - BFDLIB='../bfd/libbfd.a' - fi - ;; -esac -AC_SUBST(BFDLIB) - AC_CHECK_HEADERS(string.h strings.h stdlib.h unistd.h) AC_CHECK_FUNCS(sbrk) AC_HEADER_DIRENT @@ -93,13 +66,40 @@ BFD_NEED_DECLARATION(strstr) BFD_NEED_DECLARATION(free) BFD_NEED_DECLARATION(sbrk) BFD_NEED_DECLARATION(getenv) +BFD_NEED_DECLARATION(environ) + +# When converting linker scripts into strings for use in emulation +# files, use astring.sed if the compiler supports ANSI string +# concatenation, or ostring.sed otherwise. This is to support the +# broken Microsoft MSVC compiler, which limits the length of string +# constants, while still supporting pre-ANSI compilers which do not +# support string concatenation. +AC_MSG_CHECKING([whether ANSI C string concatenation works]) +AC_CACHE_VAL(ld_cv_string_concatenation, +[AC_TRY_COMPILE(,[char *a = "a" "a";], + [ld_cv_string_concatenation=yes], + [ld_cv_string_concatenation=no])]) +AC_MSG_RESULT($ld_cv_string_concatenation) +if test "$ld_cv_string_concatenation" = "yes"; then + STRINGIFY=astring.sed +else + STRINGIFY=ostring.sed +fi +AC_SUBST(STRINGIFY) # target-specific stuff: all_targets= EMUL= all_emuls= -TDIRS= +all_emul_extras= +all_libpath= + +dnl We need to get an arbitrary number of tdir definitions into +dnl Makefile. We can't do it using AC_SUBST, because autoconf does +dnl not permit literal newlines in an AC_SUBST variables. So we use a +dnl file. +rm -f tdirs for targ_alias in `echo $target_alias $enable_targets | sed 's/,/ /g'` do @@ -107,7 +107,7 @@ do all_targets=true else # Canonicalize the secondary target names. - result=`${CONFIG_SHELL-/bin/sh} $ac_config_sub $targ_alias 2>/dev/null` + result=`$ac_config_sub $targ_alias 2>/dev/null` if test -n "$result"; then targ=$result else @@ -120,15 +120,36 @@ do EMUL=$targ_emul fi - for i in $targ_emul $targ_extra_emuls; do + for i in $targ_emul $targ_extra_emuls $targ_extra_libpath; do case " $all_emuls " in *" e${i}.o "*) ;; *) all_emuls="$all_emuls e${i}.o" eval result=\$tdir_$i test -z "$result" && result=$targ_alias - TDIRS="$TDIRS\\ -tdir_$i=$result" + echo tdir_$i=$result >> tdirs + ;; + esac + done + + for i in $targ_emul $targ_extra_libpath; do + case " $all_libpath " in + *" ${i} "*) ;; + *) + if test -z "$all_libpath"; then + all_libpath=${i} + else + all_libpath="$all_libpath ${i}" + fi + ;; + esac + done + + for i in $targ_extra_ofiles; do + case " $all_emul_extras " in + *" ${i} "*) ;; + *) + all_emul_extras="$all_emul_extras ${i}" ;; esac done @@ -136,7 +157,9 @@ tdir_$i=$result" done AC_SUBST(EMUL) -AC_SUBST(TDIRS) + +TDIRS=tdirs +AC_SUBST_FILE(TDIRS) dnl FIXME: We will build a 64 bit BFD for a 64 bit host or a 64 bit dnl target, and in those cases we should also build the 64 bit @@ -147,10 +170,33 @@ if test x${all_targets} = xtrue; then else EMULATION_OFILES='$(ALL_EMULATIONS)' fi + EMUL_EXTRA_OFILES='$(ALL_EMUL_EXTRA_OFILES)' else EMULATION_OFILES=$all_emuls + EMUL_EXTRA_OFILES=$all_emul_extras fi AC_SUBST(EMULATION_OFILES) +AC_SUBST(EMUL_EXTRA_OFILES) + +EMULATION_LIBPATH=$all_libpath +AC_SUBST(EMULATION_LIBPATH) + +if test x${enable_static} = xno; then + TESTBFDLIB="--rpath ../bfd/.libs ../bfd/.libs/libbfd.so" +else + TESTBFDLIB="../bfd/.libs/libbfd.a" +fi +AC_SUBST(TESTBFDLIB) + +target_vendor=${target_vendor=$host_vendor} +case "$target_vendor" in + hp) EXTRA_SHLIB_EXTENSION=".sl" ;; + *) EXTRA_SHLIB_EXTENSION= ;; +esac +if test x${EXTRA_SHLIB_EXTENSION} != x ; then + AC_DEFINE_UNQUOTED(EXTRA_SHLIB_EXTENSION, "$EXTRA_SHLIB_EXTENSION", + [Additional extension a shared object might have.]) +fi -AC_OUTPUT(Makefile, -[case x$CONFIG_HEADERS in xconfig.h:config.in) echo > stamp-h ;; esac]) +AC_OUTPUT(Makefile po/Makefile.in:po/Make-in, +[sed -e '/POTFILES =/r po/POTFILES' po/Makefile.in > po/Makefile])